May Weather in Heyin, China

Last updated: August 22, 2025

In Heyin, China, the average temperature in May hovers around 9°C (49°F). Expect temperatures to range from a chilly -5°C (24°F) at their lowest to a comfortable 24°C (76°F) at their peak. During this month, precipitation totals about 59 mm (2.3 in) spread over 10 days, while the average humidity sits at a notable 79%. 🌧️

May Temperature in Heyin

In May, in Heyin, the average temperature is 9°C (49°F). Maximums can reach 24°C (76°F), while minimums can drop as low as -5°C (24°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for their visit.

May Weather in Heyin: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Heyin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heyin, May typically has an average temperature of 9°C (49°F), with highs reaching up to 24°C (76°F) and lows dropping to around -5°C (24°F).

Data source: Temperature data for Heyin generated using information from the Copernicus Climate Change Service.

May Precipitation in Heyin

In Heyin in May, the precipitation amount is 59 mm (2.3 in) over the course of 10 days.

May Precipitation Trends in Heyin

The chart displays monthly precipitation patterns in Heyin, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Heyin, May typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Heyin

In Heyin in May humidity is 79%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress in layers and carrying a light raincoat for a comfortable travel experience.

May Average Humidity in Heyin

This chart illustrates the average monthly humidity levels in Heyin, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Heyin is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Heyin

In Heyin in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Heyin, you can check here.

Maximum UV Index Levels in Heyin for May

The chart shows the monthly maximum UV Index (UVI) for Heyin in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Heyin typically reaches 14, which falls under the extreme exposure category.

Data source: Heyin May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How May Weather in Heyin Compares to Other Months

Weather in Heyin varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Heyin, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Heyin, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (18°F)	6 mm (0.2 inches)	77%	moderate
February Weather	-5°C (23°F)	7 mm (0.3 inches)	83%	high
March Weather	1°C (34°F)	15 mm (0.6 inches)	79%	very high
April Weather	5°C (42°F)	37 mm (1.5 inches)	73%	extreme
May Weather	9°C (49°F)	59 mm (2.3 inches)	79%	extreme
June Weather	13°C (55°F)	84 mm (3.3 inches)	84%	extreme
July Weather	16°C (60°F)	85 mm (3.3 inches)	86%	extreme
August Weather	14°C (58°F)	108 mm (4.2 inches)	89%	extreme
September Weather	11°C (51°F)	87 mm (3.4 inches)	88%	extreme
October Weather	4°C (40°F)	43 mm (1.7 inches)	86%	very high
November Weather	-2°C (28°F)	9 mm (0.4 inches)	80%	high
December Weather	-7°C (19°F)	4 mm (0.2 inches)	76%	moderate